llvm::PPCFunctionInfo Class Reference

PPCFunctionInfo - This class is derived from MachineFunction private PowerPC target-specific information for each MachineFunction. More...

#include "Target/PowerPC/PPCMachineFunctionInfo.h"

Inheritance diagram for llvm::PPCFunctionInfo:

Collaboration diagram for llvm::PPCFunctionInfo:

Public Member Functions
	PPCFunctionInfo (MachineFunction &MF)
int	getFramePointerSaveIndex () const
void	setFramePointerSaveIndex (int Idx)
int	getReturnAddrSaveIndex () const
void	setReturnAddrSaveIndex (int idx)
int	getBasePointerSaveIndex () const
void	setBasePointerSaveIndex (int Idx)
int	getPICBasePointerSaveIndex () const
void	setPICBasePointerSaveIndex (int Idx)
unsigned	getMinReservedArea () const
void	setMinReservedArea (unsigned size)
int	getTailCallSPDelta () const
void	setTailCallSPDelta (int size)
void	setMustSaveLR (bool U)
	MustSaveLR - This is set when the prolog/epilog inserter does its initial scan of the function. More...
bool	mustSaveLR () const
void	setShrinkWrapDisabled (bool U)
	We certainly don't want to shrink wrap functions if we've emitted a MovePCtoLR8 as that has to go into the entry, so the prologue definitely has to go into the entry block. More...
bool	shrinkWrapDisabled () const
void	setHasSpills ()
bool	hasSpills () const
void	setHasNonRISpills ()
bool	hasNonRISpills () const
void	setSpillsCR ()
bool	isCRSpilled () const
void	setSpillsVRSAVE ()
bool	isVRSAVESpilled () const
void	setLRStoreRequired ()
bool	isLRStoreRequired () const
void	setUsesTOCBasePtr ()
bool	usesTOCBasePtr () const
void	setHasFastCall ()
bool	hasFastCall () const
int	getVarArgsFrameIndex () const
void	setVarArgsFrameIndex (int Index)
int	getVarArgsStackOffset () const
void	setVarArgsStackOffset (int Offset)
unsigned	getVarArgsNumGPR () const
void	setVarArgsNumGPR (unsigned Num)
unsigned	getVarArgsNumFPR () const
void	setVarArgsNumFPR (unsigned Num)
void	addLiveInAttr (unsigned VReg, ISD::ArgFlagsTy Flags)
	This function associates attributes for each live-in virtual register. More...
bool	isLiveInSExt (unsigned VReg) const
	This function returns true if the specified vreg is a live-in register and sign-extended. More...
bool	isLiveInZExt (unsigned VReg) const
	This function returns true if the specified vreg is a live-in register and zero-extended. More...
int	getCRSpillFrameIndex () const
void	setCRSpillFrameIndex (int idx)
const SmallVectorImpl< unsigned > &	getMustSaveCRs () const
void	addMustSaveCR (unsigned Reg)
void	setUsesPICBase (bool uses)
bool	usesPICBase () const
bool	isSplitCSR () const
void	setIsSplitCSR (bool s)
MCSymbol *	getPICOffsetSymbol () const
MCSymbol *	getGlobalEPSymbol () const
MCSymbol *	getLocalEPSymbol () const
MCSymbol *	getTOCOffsetSymbol () const
Public Member Functions inherited from llvm::MachineFunctionInfo
virtual	~MachineFunctionInfo ()

Additional Inherited Members
Static Public Member Functions inherited from llvm::MachineFunctionInfo
template<typename Ty >
static Ty *	create (BumpPtrAllocator &Allocator, MachineFunction &MF)
	Factory function: default behavior is to call new using the supplied allocator. More...

Detailed Description

PPCFunctionInfo - This class is derived from MachineFunction private PowerPC target-specific information for each MachineFunction.

Definition at line 25 of file PPCMachineFunctionInfo.h.

Constructor & Destructor Documentation

PPCFunctionInfo()

llvm::PPCFunctionInfo::PPCFunctionInfo ( MachineFunction &  MF )

inlineexplicit

Definition at line 127 of file PPCMachineFunctionInfo.h.

Member Function Documentation

addLiveInAttr()

void llvm::PPCFunctionInfo::addLiveInAttr ( unsigned  VReg, ISD::ArgFlagsTy  Flags  )

inline

This function associates attributes for each live-in virtual register.

Definition at line 195 of file PPCMachineFunctionInfo.h.

References isLiveInSExt(), and isLiveInZExt().

Referenced by EnsureStackAlignment().

addMustSaveCR()

void llvm::PPCFunctionInfo::addMustSaveCR ( unsigned  Reg )

inline

Definition at line 212 of file PPCMachineFunctionInfo.h.

References llvm::SmallVectorTemplateBase< T, bool >::push_back().

Referenced by llvm::PPCFrameLowering::spillCalleeSavedRegisters().

getBasePointerSaveIndex()

int llvm::PPCFunctionInfo::getBasePointerSaveIndex ( ) const

inline

Definition at line 135 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::determineCalleeSaves(), llvm::PPCFrameLowering::emitEpilogue(), llvm::PPCFrameLowering::emitPrologue(), and llvm::PPCFrameLowering::processFunctionBeforeFrameFinalized().

getCRSpillFrameIndex()

int llvm::PPCFunctionInfo::getCRSpillFrameIndex ( ) const

inline

Definition at line 207 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCRegisterInfo::hasReservedSpillSlot().

getFramePointerSaveIndex()

int llvm::PPCFunctionInfo::getFramePointerSaveIndex ( ) const

inline

Definition at line 129 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::determineCalleeSaves(), llvm::PPCRegisterInfo::eliminateFrameIndex(), llvm::PPCFrameLowering::emitEpilogue(), llvm::PPCFrameLowering::emitPrologue(), PrepareCall(), and llvm::PPCFrameLowering::processFunctionBeforeFrameFinalized().

getGlobalEPSymbol()

MCSymbol * PPCFunctionInfo::getGlobalEPSymbol

(

)

const

Definition at line 26 of file PPCMachineFunctionInfo.cpp.

References llvm::MachineFunction::getContext(), llvm::MachineFunction::getDataLayout(), llvm::MachineFunction::getFunctionNumber(), llvm::MCContext::getOrCreateSymbol(), and llvm::DataLayout::getPrivateGlobalPrefix().

Referenced by setIsSplitCSR().

getLocalEPSymbol()

MCSymbol * PPCFunctionInfo::getLocalEPSymbol

(

)

const

Definition at line 33 of file PPCMachineFunctionInfo.cpp.

References llvm::MachineFunction::getContext(), llvm::MachineFunction::getDataLayout(), llvm::MachineFunction::getFunctionNumber(), llvm::MCContext::getOrCreateSymbol(), and llvm::DataLayout::getPrivateGlobalPrefix().

Referenced by setIsSplitCSR().

getMinReservedArea()

unsigned llvm::PPCFunctionInfo::getMinReservedArea ( ) const

inline

Definition at line 141 of file PPCMachineFunctionInfo.h.

Referenced by CalculateTailCallSPDiff(), and llvm::PPCFrameLowering::emitEpilogue().

getMustSaveCRs()

const SmallVectorImpl<unsigned>& llvm::PPCFunctionInfo::getMustSaveCRs ( ) const

inline

Definition at line 211 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::emitEpilogue(), and llvm::PPCFrameLowering::emitPrologue().

getPICBasePointerSaveIndex()

int llvm::PPCFunctionInfo::getPICBasePointerSaveIndex ( ) const

inline

Definition at line 138 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::emitEpilogue(), llvm::PPCFrameLowering::emitPrologue(), and llvm::PPCFrameLowering::processFunctionBeforeFrameFinalized().

getPICOffsetSymbol()

MCSymbol * PPCFunctionInfo::getPICOffsetSymbol

(

)

const

Definition at line 19 of file PPCMachineFunctionInfo.cpp.

References llvm::MachineFunction::getContext(), llvm::MachineFunction::getDataLayout(), llvm::MachineFunction::getFunctionNumber(), llvm::MCContext::getOrCreateSymbol(), and llvm::DataLayout::getPrivateGlobalPrefix().

Referenced by setIsSplitCSR().

getReturnAddrSaveIndex()

int llvm::PPCFunctionInfo::getReturnAddrSaveIndex ( ) const

inline

Definition at line 132 of file PPCMachineFunctionInfo.h.

Referenced by PrepareCall().

getTailCallSPDelta()

int llvm::PPCFunctionInfo::getTailCallSPDelta ( ) const

inline

Definition at line 144 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::determineCalleeSaves(), llvm::PPCFrameLowering::emitEpilogue(), and llvm::PPCFrameLowering::processFunctionBeforeFrameFinalized().

getTOCOffsetSymbol()

MCSymbol * PPCFunctionInfo::getTOCOffsetSymbol

(

)

const

Definition at line 40 of file PPCMachineFunctionInfo.cpp.

References llvm::MachineFunction::getContext(), llvm::MachineFunction::getDataLayout(), llvm::MachineFunction::getFunctionNumber(), llvm::MCContext::getOrCreateSymbol(), and llvm::DataLayout::getPrivateGlobalPrefix().

Referenced by setIsSplitCSR().

getVarArgsFrameIndex()

int llvm::PPCFunctionInfo::getVarArgsFrameIndex ( ) const

inline

Definition at line 182 of file PPCMachineFunctionInfo.h.

Referenced by EnsureStackAlignment().

getVarArgsNumFPR()

unsigned llvm::PPCFunctionInfo::getVarArgsNumFPR ( ) const

inline

Definition at line 191 of file PPCMachineFunctionInfo.h.

getVarArgsNumGPR()

unsigned llvm::PPCFunctionInfo::getVarArgsNumGPR ( ) const

inline

Definition at line 188 of file PPCMachineFunctionInfo.h.

getVarArgsStackOffset()

int llvm::PPCFunctionInfo::getVarArgsStackOffset ( ) const

inline

Definition at line 185 of file PPCMachineFunctionInfo.h.

hasFastCall()

bool llvm::PPCFunctionInfo::hasFastCall ( ) const

inline

Definition at line 180 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::emitEpilogue().

hasNonRISpills()

bool llvm::PPCFunctionInfo::hasNonRISpills ( ) const

inline

Definition at line 165 of file PPCMachineFunctionInfo.h.

Referenced by hasNonRISpills().

hasSpills()

bool llvm::PPCFunctionInfo::hasSpills ( ) const

inline

Definition at line 162 of file PPCMachineFunctionInfo.h.

Referenced by hasSpills().

isCRSpilled()

bool llvm::PPCFunctionInfo::isCRSpilled ( ) const

inline

Definition at line 168 of file PPCMachineFunctionInfo.h.

Referenced by spillsCR().

isLiveInSExt()

bool PPCFunctionInfo::isLiveInSExt

(

unsigned

VReg

)

const

This function returns true if the specified vreg is a live-in register and sign-extended.

Definition at line 47 of file PPCMachineFunctionInfo.cpp.

Referenced by addLiveInAttr(), and llvm::PPCInstrInfo::isSignOrZeroExtended().

isLiveInZExt()

bool PPCFunctionInfo::isLiveInZExt

(

unsigned

VReg

)

const

This function returns true if the specified vreg is a live-in register and zero-extended.

Definition at line 54 of file PPCMachineFunctionInfo.cpp.

Referenced by addLiveInAttr(), and llvm::PPCInstrInfo::isSignOrZeroExtended().

isLRStoreRequired()

bool llvm::PPCFunctionInfo::isLRStoreRequired ( ) const

inline

Definition at line 174 of file PPCMachineFunctionInfo.h.

Referenced by MustSaveLR().

isSplitCSR()

bool llvm::PPCFunctionInfo::isSplitCSR ( ) const

inline

Definition at line 217 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCRegisterInfo::getCalleeSavedRegsViaCopy().

isVRSAVESpilled()

bool llvm::PPCFunctionInfo::isVRSAVESpilled ( ) const

inline

Definition at line 171 of file PPCMachineFunctionInfo.h.

Referenced by spillsVRSAVE().

mustSaveLR()

bool llvm::PPCFunctionInfo::mustSaveLR ( ) const

inline

Definition at line 153 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::emitEpilogue(), and llvm::PPCFrameLowering::emitPrologue().

setBasePointerSaveIndex()

void llvm::PPCFunctionInfo::setBasePointerSaveIndex ( int  Idx )

inline

Definition at line 136 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::determineCalleeSaves().

setCRSpillFrameIndex()

void llvm::PPCFunctionInfo::setCRSpillFrameIndex ( int  idx )

inline

Definition at line 208 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::determineCalleeSaves().

setFramePointerSaveIndex()

void llvm::PPCFunctionInfo::setFramePointerSaveIndex ( int  Idx )

inline

Definition at line 130 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::determineCalleeSaves().

setHasFastCall()

void llvm::PPCFunctionInfo::setHasFastCall ( )

inline

Definition at line 179 of file PPCMachineFunctionInfo.h.

setHasNonRISpills()

void llvm::PPCFunctionInfo::setHasNonRISpills ( )

inline

Definition at line 164 of file PPCMachineFunctionInfo.h.

Referenced by fixupFuncForFI(), llvm::PPCInstrInfo::getLoadOpcodeForSpill(), and llvm::PPCInstrInfo::storeRegToStackSlot().

setHasSpills()

void llvm::PPCFunctionInfo::setHasSpills ( )

inline

Definition at line 161 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCInstrInfo::getLoadOpcodeForSpill(), and llvm::PPCInstrInfo::loadRegFromStackSlot().

setIsSplitCSR()

void llvm::PPCFunctionInfo::setIsSplitCSR ( bool  s )

inline

Definition at line 218 of file PPCMachineFunctionInfo.h.

References getGlobalEPSymbol(), getLocalEPSymbol(), getPICOffsetSymbol(), and getTOCOffsetSymbol().

Referenced by llvm::PPCTargetLowering::initializeSplitCSR().

setLRStoreRequired()

void llvm::PPCFunctionInfo::setLRStoreRequired ( )

inline

Definition at line 173 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCTargetLowering::isLegalAddressingMode().

setMinReservedArea()

void llvm::PPCFunctionInfo::setMinReservedArea ( unsigned  size )

inline

Definition at line 142 of file PPCMachineFunctionInfo.h.

References llvm::size().

Referenced by EnsureStackAlignment().

setMustSaveLR()

void llvm::PPCFunctionInfo::setMustSaveLR ( bool  U )

inline

MustSaveLR - This is set when the prolog/epilog inserter does its initial scan of the function.

It is true if the LR/LR8 register is ever explicitly defined/clobbered in the machine function (e.g. by calls and movpctolr, which is used in PIC generation), or if the LR stack slot is explicitly referenced by builtin_return_address.

Definition at line 152 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::determineCalleeSaves().

setPICBasePointerSaveIndex()

void llvm::PPCFunctionInfo::setPICBasePointerSaveIndex ( int  Idx )

inline

Definition at line 139 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::determineCalleeSaves().

setReturnAddrSaveIndex()

void llvm::PPCFunctionInfo::setReturnAddrSaveIndex ( int  idx )

inline

Definition at line 133 of file PPCMachineFunctionInfo.h.

setShrinkWrapDisabled()

void llvm::PPCFunctionInfo::setShrinkWrapDisabled ( bool  U )

inline

We certainly don't want to shrink wrap functions if we've emitted a MovePCtoLR8 as that has to go into the entry, so the prologue definitely has to go into the entry block.

Definition at line 158 of file PPCMachineFunctionInfo.h.

setSpillsCR()

void llvm::PPCFunctionInfo::setSpillsCR ( )

inline

Definition at line 167 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCInstrInfo::getLoadOpcodeForSpill(), llvm::PPCFrameLowering::spillCalleeSavedRegisters(), and llvm::PPCInstrInfo::storeRegToStackSlot().

setSpillsVRSAVE()

void llvm::PPCFunctionInfo::setSpillsVRSAVE ( )

inline

Definition at line 170 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCInstrInfo::getLoadOpcodeForSpill(), and llvm::PPCInstrInfo::storeRegToStackSlot().

setTailCallSPDelta()

void llvm::PPCFunctionInfo::setTailCallSPDelta ( int  size )

inline

Definition at line 145 of file PPCMachineFunctionInfo.h.

References llvm::size().

Referenced by CalculateTailCallSPDiff().

setUsesPICBase()

void llvm::PPCFunctionInfo::setUsesPICBase ( bool  uses )

inline

Definition at line 214 of file PPCMachineFunctionInfo.h.

setUsesTOCBasePtr()

void llvm::PPCFunctionInfo::setUsesTOCBasePtr ( )

inline

Definition at line 176 of file PPCMachineFunctionInfo.h.

Referenced by setUsesTOCBasePtr().

setVarArgsFrameIndex()

void llvm::PPCFunctionInfo::setVarArgsFrameIndex ( int  Index )

inline

Definition at line 183 of file PPCMachineFunctionInfo.h.

Referenced by EnsureStackAlignment().

setVarArgsNumFPR()

void llvm::PPCFunctionInfo::setVarArgsNumFPR ( unsigned  Num )

inline

Definition at line 192 of file PPCMachineFunctionInfo.h.

Referenced by EnsureStackAlignment().

setVarArgsNumGPR()

void llvm::PPCFunctionInfo::setVarArgsNumGPR ( unsigned  Num )

inline

Definition at line 189 of file PPCMachineFunctionInfo.h.

Referenced by EnsureStackAlignment().

setVarArgsStackOffset()

void llvm::PPCFunctionInfo::setVarArgsStackOffset ( int  Offset )

inline

Definition at line 186 of file PPCMachineFunctionInfo.h.

Referenced by EnsureStackAlignment().

shrinkWrapDisabled()

bool llvm::PPCFunctionInfo::shrinkWrapDisabled ( ) const

inline

Definition at line 159 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::enableShrinkWrapping().

usesPICBase()

bool llvm::PPCFunctionInfo::usesPICBase ( ) const

inline

Definition at line 215 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCFrameLowering::determineCalleeSaves(), llvm::PPCFrameLowering::emitEpilogue(), llvm::PPCFrameLowering::emitPrologue(), and llvm::PPCFrameLowering::processFunctionBeforeFrameFinalized().

usesTOCBasePtr()

bool llvm::PPCFunctionInfo::usesTOCBasePtr ( ) const

inline

Definition at line 177 of file PPCMachineFunctionInfo.h.

Referenced by llvm::PPCRegisterInfo::getReservedRegs().

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The documentation for this class was generated from the following files:

• lib/Target/PowerPC/PPCMachineFunctionInfo.h
• lib/Target/PowerPC/PPCMachineFunctionInfo.cpp